caustic soda with good quality CAS No.1310-73-2Physicochemical PropertiesColorless, transparent ... , melting point :318.4,boiling point:1390, crispy. Pure solid caustic soda appear white, block ,flake, bead , easily soluble in water ,can ... the vegetables and fruit) and refined vegetable oil.SpecificationIndexSuperiorFirst ClassQualifiedNaOH %≥99.0098.5098.00Na2CO3 %≤0.500.801.00NaCL %≤0.030.050 ...